mechanistic
IGF-1 helps build muscle by turning on growth signals inside cells, and the IGF-1 made in the muscle itself might matter more than the kind that comes from the liver.
Evidence from Studies
No evidence studies found yet.
Gold Standard Evidence Needed
According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.